From smallpox to SARS: is the past prologue?
D023482:Bioterrorism; D002959:Civil Defense / Q000458:organization & administration*; D003140:Communicable Disease Control / Q000458:organization & administration*; D003659:Decision Making, Organizational; D006801:Humans; D007391:International Cooperation; D045169:Severe Acute Respiratory Syndrome / Q000517:prevention & control*; D012899:Smallpox / Q000517:prevention & control; D014481:United States